Accueil > Term: canvas door
canvas door
A simple square frame of about 2-in by 2-in (5.1-cm by 5.1-cm) pieces tied with diagonal strips and covered with brattice; used for deflecting air currents at inby points where the pressure is low.
- Partie du discours : noun
- Secteur d’activité/Domaine : Mines
- Catégorie : Exploitation minière; Mineral mining
- Government Agency: USBM
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Créateur
- ed.young
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(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
